Fernald, A. T., 1962, Radiocarbon dates relating to a widespread volcanic ash deposit, eastern Alaska: in Short papers in Geology, Hydrology, and Topography, Articles 1-59, Geological Survey Research 1962, U.S. Geological Survey Professional Paper PP 0450-B, p. B29-B30.
Citation Updated: 2010-04-23 23:13:44